Foshan Rong dong sheng Furnace Industry Co.,Ltd. was founded in 1997 in Foshan, Guang dong Province of China, Covering more than 10000 M2 and very closed to Guangzhou city.We are a professional manufacture of electric resistance, widely be used for metal heat treatmentindustry, such as, heating,annealing, brazing,carburizing, hardening and tempering, forging, sintering and so on .